The EPA intends to limit what scientific studies can inform policy – a change long sought by industry. A long-time public health researcher explains the single study at the root of the controversy.

In this November 2017 photo, U.S. President Donald Trump, left, and Chinese President Xi Jinping prepare to shake their hands after a joint news conference at the Great Hall of the People in Beijing. The China-U.S. trade conflict is about far more than trade; it’s about American efforts to change how China deals with the world.
(AP Photo/Andy Wong)May 17, 2018

Do environmental reviews delay large-scale projects? The Trump administration says yes, but studies show that these reviews lead to better results and can even save time and money.

Iranian protestors burn a representation of a U.S. flag during a gathering after their Friday prayer in Tehran, Friday, May 11, 2018. Thousands of Iranians took to the streets in cities across the country to protest U.S. President Donald Trump’s decision to pull out of the nuclear deal with world powers.
(AP Photo/Vahid Salemi)May 14, 2018

President Donald Trump's move to pull the U.S. out of the Iran nuclear deal has been met with dismay by the Europeans. But could his high-stakes gambit actually work in getting a better deal?

U.S. President Donald Trump holds up an executive order to tighten the rules for technology companies seeking to bring highly skilled foreign workers to the United States in April 2017.
(AP Photo/Kiichiro Sato)May 10, 2018

Rather than closing a loophole in a Canada-U.S. agreement that allows Canadian officials to turn back asylum-seekers from the U.S. at the border, the deal should be abolished outright.

Hillary Clinton is seen in this February 2016 campaign event welcoming former Secretary of State Madeleine Albright onto the stage in New Hampshire during the Democratic primary. As both women condemn U.S. President Donald Trump for his creeping fascism, are they forgetting their own pasts?
(AP Photo/Jacquelyn Martin)May 6, 2018

In the abstract, this near-mythic figure represents bravery, hard work and manliness.

While some argue globalization has been bad for the environment, the move towards deglobalization could spell serious trouble for climate. This photo from 2014 shows smoke streams from the chimneys of a coal-fired power station in Germany.
(AP Photo/Martin Meissner, File)April 24, 2018